The Associated Milieu
No individual exists alone. This is not a sociological observation but an ontological claim. Every individual — crystal, organism, psyche, technical object — comes into being together with what Simondon called its associated milieu: an environment co-constituted with the individual through the same process of individuation that generates the individual itself. The crystal does not form in a solution and then find itself in an environment. The crystal and its surrounding solution individuate together — the crystal's growth alters the concentration gradients in the solution, which in turn determine the conditions for further crystal growth. Individual and milieu are two aspects of a single process, each making the other possible. The concept is perhaps Simondon's most practically consequential idea for understanding the present relationship between humans and AI.
In the AI Story
The standard discourse treats AI as an entity that has entered an environment: human society, human culture, the human economy. The question is framed as one of impact — how will this entity affect the environment it has entered? These are real questions but framed in a way that guarantees their inadequacy. They assume AI and its human environment are separate things. Simondon's framework reveals this as an artifact of the hylomorphic thinking his entire philosophy was designed to overcome.
AI systems and their human environments are not separate entities. They are co-individuating. The AI system does not enter a pre-existing human world and alter it. AI systems and their human context emerge together through a shared process of individuation. The environment in which ChatGPT operates — the patterns of human communication, the structures of knowledge work, the rhythms of creative production — is not the same environment that existed before ChatGPT. It is an associated milieu that has been co-constituted with the technical object.
Consider the Guimbal turbine, one of Simondon's favorite examples. This underwater turbine uses the water flowing through it not only as an energy source but also as a cooling medium for the generator and a lubricant for the bearings. The water is simultaneously the milieu in which the turbine operates and a functional component of its internal system. The more concrete the technical object, the more intimately it is coupled with its associated milieu, and the less meaningful it becomes to draw a sharp line between object and environment.
The large language model exhibits this structure at unprecedented scale. The environment of a language model is human language itself — the entire corpus of human textual production. But the model does not merely operate in this environment. The model's outputs flow back into the linguistic environment from which it was trained. Human beings read AI-generated text, incorporate its patterns into their own writing, publish that writing online, thereby altering the corpus from which future models will be trained. The associated milieu of the language model is a living, evolving ecology of human-machine linguistic production locked in a recursive loop of mutual constitution.
Origin
Simondon developed the concept in Du mode d'existence des objets techniques (1958), primarily through his analysis of technical evolution. The associated milieu is the environmental counterpart of concretization — as the technical object becomes more internally coherent, it simultaneously becomes more deeply integrated with a specific environmental context that makes its functioning possible.
Key Ideas
Environment and individual co-individuate. Neither exists independently of the other; both emerge through a shared process of becoming.
The associated milieu is not neutral. It favors certain modes of individuation over others, amplifies certain potentials while leaving others latent.
AI reshapes its milieu as it operates. Model outputs become inputs for future training; the environment continuously reconfigures itself through use.
The cognitive ecology is being restructured. If AI systems become the primary associated milieu for human cognitive work, the cognitive ecology of the entire species will be transformed — not better or worse in any absolute sense, but differently.
The question is not impact but co-constitution. The unit of analysis must be the coupled system of individual-plus-milieu, not either term in isolation.
Appears in the Orange Pill Cycle
Further reading
- Gilbert Simondon, On the Mode of Existence of Technical Objects (Univocal, 2017)
- Yuk Hui, On the Existence of Digital Objects (Minnesota, 2016)
- Bernard Stiegler, Technics and Time, Vol. 1 (Stanford, 1998)
- Andrew Feenberg, Between Reason and Experience (MIT Press, 2010)